or a large increase in acne, possibly due to accidental exposure. men with bt cancer or who have or might have prostate cancer, and women who are or may become pregnant or are breast-feeding, should not use androgel. serious side effects include worsening of an enlarged prostate, possible increased risk of prostate cancer, lower sperm count, swelling of ankles, feet, or body, enlarged or painful breasts, problems breathing during sleep, and blood clots in the legs. tell your doctor about your medical conditions and medications, especially insulin, corticosteroids, or medicines to decrease blood clotting. in a clinical study, over 80% of treated men had their t levels restored to normal. talk to your doctor about all your symptoms. get the blood tests. change your number. turn it up. androgel 1.62%.